<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title></title>
  <link href="./index.css" rel="stylesheet" type="text/css">
  <script src="./index.js"></script>
</head>
<body>
<div class="main">
  <button id="btn_1"> 弹 框 输 入</button>
  <div class="form_1">
    <form >
      <div class="input_1"><div class="login_logo">用户登录</div><div class="close">X</div></div>
      <hr>
      <div class="input_1"><input type="text" name="user" placeholder="&nbsp;用户名"></div>
      <div class="input_1"><input type="password" name="password" placeholder="&nbsp;密码"></div>
      <div class="input_1"><input class="submit_1" type="submit" value="提&nbsp;交"></div>
    </form>
  </div>
</div>

</body>
</html>

